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76 lines
1.8 KiB
Plaintext
Executable File
76 lines
1.8 KiB
Plaintext
Executable File
1. Title: Connect-4 opening database
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2. Source Information
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(a) Original owners of database: John Tromp (tromp@cwi.nl)
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(b) Donor of database: John Tromp (tromp@cwi.nl)
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(c) Date received: February 4, 1995
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3. Past Usage: not available
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4. Relevant Information:
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This database contains all legal 8-ply positions in the game of
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connect-4 in which neither player has won yet, and in which the next
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move is not forced.
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5. Number of Instances: 67557
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6. Number of Attributes: 42, each corresponding to one connect-4 square
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7. Attribute Information: (x=player x has taken, o=player o has taken, b=blank)
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The board is numbered like 6 . . . . . . .
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5 . . . . . . .
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4 . . . . . . .
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3 . . . . . . .
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2 . . . . . . .
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1 . . . . . . .
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a b c d e f g
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1. a1: {x,o,b}
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2. a2: {x,o,b}
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3. a3: {x,o,b}
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4. a4: {x,o,b}
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5. a5: {x,o,b}
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6. a6: {x,o,b}
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7. b1: {x,o,b}
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8. b2: {x,o,b}
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9. b3: {x,o,b}
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10. b4: {x,o,b}
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11. b5: {x,o,b}
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12. b6: {x,o,b}
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13. c1: {x,o,b}
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14. c2: {x,o,b}
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15. c3: {x,o,b}
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16. c4: {x,o,b}
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17. c5: {x,o,b}
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18. c6: {x,o,b}
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19. d1: {x,o,b}
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20. d2: {x,o,b}
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21. d3: {x,o,b}
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22. d4: {x,o,b}
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23. d5: {x,o,b}
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24. d6: {x,o,b}
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25. e1: {x,o,b}
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26. e2: {x,o,b}
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27. e3: {x,o,b}
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28. e4: {x,o,b}
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29. e5: {x,o,b}
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30. e6: {x,o,b}
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31. f1: {x,o,b}
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32. f2: {x,o,b}
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33. f3: {x,o,b}
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34. f4: {x,o,b}
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35. f5: {x,o,b}
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36. f6: {x,o,b}
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37. g1: {x,o,b}
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38. g2: {x,o,b}
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39. g3: {x,o,b}
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40. g4: {x,o,b}
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41. g5: {x,o,b}
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42. g6: {x,o,b}
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43. Class: {win,loss,draw}
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8. Missing Attribute Values: None
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9. Class Distribution: 44473 win(65.83%), 16635 loss(24.62%), 6449 draw(9.55%)
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